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hoa [83]
3 years ago
15

You’ve received a tarball called data79.tar from a colleague, but you want to check the names of the files it contains before ex

tracting them. Which of the following commands would you use to do this?
A. tar uvf data79.tar
B. tar cvf data79.tar
C. tar xvf data79.tar
D. tar rvf data79.tar
E. tar tvf data79.tar
Computers and Technology
1 answer:
Nina [5.8K]3 years ago
4 0

Answer:

D. tar rvf data79.tar

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Write a program that asks the user for three strings. Then, print out whether the first string concatenated to the second string
zepelin [54]

Answer:

import java.util.Scanner;

public class Main {

   public static void main(String[] args) throws Exception {

          Scanner myObj = new Scanner(System.in);

        //Request and receive first String

       System.out.println("Enter username");

       String firstString = myObj.nextLine();

       

       //Request and receive second string

       System.out.println("Enter second string");

       String secondString = myObj.nextLine();

       

         //Request and receive third string

       System.out.println("Enter third string");

       String thirdString = myObj.nextLine();

       //Concatenate the first and second string

       String concatA_B = firstString + secondString;

       

       if(concatA_B.equals(thirdString)){

           System.out.println("First String Concatenated to Second String is equals to the third String");

       }

       else{

            System.out.println("First String Concatenated to Second String is NOT equals to the third String");

       }

   }

}

Explanation:

  • Import Scanner Class
  • Request and Receive three variables from the user using the Scanner Class
  • Concatenate the first and second
  • Use the .equals() method to check for equality
5 0
3 years ago
Is there an air flow through the house? if so, does the air flow in the window and out the chimney, or in the chimney and out th
soldier1979 [14.2K]

The correct explanation is option B. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.

<h3>What is the main purpose of chimney?</h3>

The primary work of the chimney is to show the way that the smoke need to take away from the stove and also out of the house.

Hence, The correct explanation is option B. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.

Learn more about chimney from

brainly.com/question/24792291

#SPJ1

See full question below

Is there an air flow through the house? If so, does the air flow in the window and out the chimney, or in the chimney and out the window? Choose the correct explanations.

A. The pressure is increased at the chimney due to the movement of the wind above. Thus, the air will flow in the chimney and out the window.

B. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.

C. The pressure is increased at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.

D. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the chimney and out the window.

E. The pressures at the chimney and the window are the same. Thus, the air will not flow.

5 0
2 years ago
Select the correct answer from each drop-down menu.
Lelu [443]

Answer:

First: .Net

Second: New Zealand

Explanation:

Net is short for Network.

NZ means New Zealand.

3 0
3 years ago
Read 2 more answers
Which activities below might have a negative effect on your online reputation?
Zepler [3.9K]

Answer:

I believe the last 2 maybe even the one above the second to last answer

Explanation:

3 0
3 years ago
The purchase and subsequent sale of a securities position in a customer account solely to generate commissions is____________.
Citrus2011 [14]

Answer:

Churning

Explanation:

Churning is termed as an act of a broker conducting immoderate trading in the account of client solely to generate commissions. It is an illegal and deceptive practice. It violates security laws. The purchase and subsequent sale of a securities that are little or insignificant to meet the investment goals of client can be the evidence of churning. Consequently it causes considerable losses in client's account or can produce a tax liability.

Churning occurs due to over trading by a broker to generate commissions by buying and selling stocks excessively on the behalf of investor. This often happens when broker has permissive authority over client's account.

5 0
3 years ago
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